Earthquake Source Model Database
Model/Event tag: s1983BORAHP01MEND             Old event tag: s1983BORAHPmend
 
Event
Author Location Date Latitude (°N) Longitude (°E) Depth (km) Flinn-Engdahl region
Mendoza and Hartzell (1988) Borah Peak (Idaho) Oct 28, 1983 44.0600 -113.8600 16.00 Eastern Idaho, United States
Source parameters
Magnitude
(Mw) 		Seismic moment
(Nm)		 Strike
(°)		 Dip
(°)		 Rake
(°) 		Length
(km)		 Width
(km)		 Htop
(km)		 Hypocenter (km) Avg rise time
(s)		 Avg rupture speed
(km/s)
x z
6.82 1.90E+19 152.00 49.00 -80.00 52.00 26.64 1.00 44.00 20.00 0.60 2.90
Inversion data
Data type SGM TELE TRIL LEVEL GPS INSAR SURF OTHER
NoS 0 23 0 0 0 0 0 0
PHImax 0 82 0 0 0 0 0 0
Rmin 0.00 999.00 0.00 0.00 0.00 0.00 0.00 0.00
Inversion-related parameters
Grid Inversion time window
NSEG dx (km) dz (km) SVF NW Length (s) Overlap (s) Fmin (Hz) Fmax (Hz)
1 3.25 km 3.33 km triang 1 0.60 0.00 0.00 0.50
Note: value = 0 indicates non-applicable parameter; value = -99 indicates spatially variable; value = 999 indicates currently unknown although expected.
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